package com.wiscamp.ninechapters.problems.math;

import java.io.Serializable;

/**
 * 长度单位
 */
public class LengthUnit implements Serializable {
    public static final String MILLIMETRE = "mm";

    public static final String CENTIMETER = "cm";

    public static final String DECIMETRE = "dm";

    public static final String METER = "m";

    public static final String KILOMETER = "km";
}
